$(function () {
    // we use an inline data source in the example, usually data would
    // be fetched from a server
    var data = [], totalPoints = 200;

    function getRandomData() {
        if (data.length > 0)
            data = data.slice(1);

        while (data.length < totalPoints) {
            var prev = data.length > 0 ? data[data.length - 1] : 50;
            var y = prev + Math.random() * 10 - 5;
            if (y < 0)
                y = 0;
            if (y > 100)
                y = 100;
            data.push(y);
        }

        var res = [];
        for (var i = 0; i < data.length; ++i)
            res.push([i, data[i]])
        return res;
    }

    // setup plot
    var options = {
        yaxis: {min: 0, max: 100},
        xaxis: {min: 0, max: 100},
        colors: ["#F90", "#3C4049", "#666", "#BBB"],
        series: {
            lines: {
                lineWidth: 2,
                fill: true,
                fillColor: {colors: [{opacity: 0.6}, {opacity: 0.2}]},
                steps: false

            }
        }
    };

    var plot = $.plot($("#area-chart"), [getRandomData()], options);
});